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'use strict';
const common = require('../common');
const assert = require('assert');
const tick = require('./tick');
const initHooks = require('./init-hooks');
const { checkInvocations } = require('./hook-checks');
const TIMEOUT = common.platformTimeout(100);
const hooks = initHooks();
hooks.enable();
// install first timeout
setTimeout(common.mustCall(ontimeout), TIMEOUT);
const as = hooks.activitiesOfTypes('TIMERWRAP');
assert.strictEqual(as.length, 1, 'one timer wrap when first timeout installed');
const t1 = as[0];
assert.strictEqual(t1.type, 'TIMERWRAP', 'timer wrap');
assert.strictEqual(typeof t1.uid, 'number', 'uid is a number');
assert.strictEqual(typeof t1.triggerId, 'number', 'triggerId is a number');
checkInvocations(t1, { init: 1 }, 't1: when first timer installed');
function ontimeout() {
checkInvocations(t1, { init: 1, before: 1 }, 't1: when first timer fired');
// install second timeout with same TIMEOUT to see timer wrap being reused
setTimeout(onsecondTimeout, TIMEOUT);
const as = hooks.activitiesOfTypes('TIMERWRAP');
assert.strictEqual(as.length, 1,
'one timer wrap when second timer installed');
checkInvocations(t1, { init: 1, before: 1 },
't1: when second timer installed');
}
// even though we install 3 timers we only have two timerwrap resources created
// as one is reused for the two timers with the same timeout
let t2;
function onsecondTimeout() {
let as = hooks.activitiesOfTypes('TIMERWRAP');
assert.strictEqual(as.length, 1, 'one timer wrap when second timer fired');
checkInvocations(t1, { init: 1, before: 2, after: 1 },
't1: when second timer fired');
// install third timeout with different TIMEOUT
setTimeout(onthirdTimeout, TIMEOUT + 1);
as = hooks.activitiesOfTypes('TIMERWRAP');
assert.strictEqual(as.length, 2,
'two timer wraps when third timer installed');
t2 = as[1];
assert.strictEqual(t2.type, 'TIMERWRAP', 'timer wrap');
assert.strictEqual(typeof t2.uid, 'number', 'uid is a number');
assert.strictEqual(typeof t2.triggerId, 'number', 'triggerId is a number');
checkInvocations(t1, { init: 1, before: 2, after: 1 },
't1: when third timer installed');
checkInvocations(t2, { init: 1 },
't2: when third timer installed');
}
function onthirdTimeout() {
checkInvocations(t1, { init: 1, before: 2, after: 2, destroy: 1 },
't1: when third timer fired');
checkInvocations(t2, { init: 1, before: 1 },
't2: when third timer fired');
tick(2);
}
process.on('exit', onexit);
function onexit() {
hooks.disable();
hooks.sanityCheck('TIMERWRAP');
checkInvocations(t1, { init: 1, before: 2, after: 2, destroy: 1 },
't1: when process exits');
checkInvocations(t2, { init: 1, before: 1, after: 1, destroy: 1 },
't2: when process exits');
}